Request Details

Route
/comments POST
Timestamp
Sep 22, 2026 8:20 PM
Duration
40.24 ms
Status
204
Response Size
11 KB
Error
No

Performance Breakdown

Database
4.4% (1 query)
View Rendering
24.0%
Application Logic
71.6%
Other Operations
0.0%
Total Operations
4
Slowest Operation
40.24 ms

Request Trace

How to read this

Each row is a layer of your stack. Many short Database bars means N+1 queries — fix with includes(). A wide Action bar with little Database time means slow Ruby code. A wide View bar usually means a partial rendered in a loop.

Action
View
Database
Other
Action
View
Database
0.0ms 28.1ms 56.2ms 84.4ms 112.5ms

Operations

How to use this

Sort by Impact to find your biggest wins. Click any row for details and optimisation suggestions. The same SQL appearing multiple times is an N+1 — fix with includes(). A single operation above 50% impact is your highest priority.

Operation Duration Impact Timeline Actions
home/index 27 ms 67.1%
comments#create 40 ms 100.0%
comments#create 40 ms 100.0%
SELECT id, name FROM users WHERE email = ? 5 ms 12.4%